Question

why can we smell rotten fish from a distance

Answer 1

Due to the distinction of odor, it is easy to notice it for most people from distance. Plus on top of that, most odors are transported by wind or depending on how humid the atmosphere is, making the smell easier to smell from a distance

Answer 2

heya frnd

we can smell rotten fish from a distance due to process of diffusion

The rotten odour diffuses into our nasal pit and enacts our olfactory receptors. These receptors send a signal to the mind which investigates the scent.